Shipments of Product X from a plant to a wholesaler are made in lots of 1500 units each. The​ wholesaler's average demand for X is 300 units per week. The lead time from the plant to the wholesaler is 3 weeks. The wholesaler pays for the shipments when they leave the plant. The wholesaler would like to reduce their total cycle plus pipeline inventories to 900​ units? Which of the following situations will help them achieve​ that?